APA (7e ed.) Bronvermelding

Não informado. (1924). ASTM Bulletin. American Society for Testing and Materials.

Chicago (17e ed.) Bronvermelding

Não informado. ASTM Bulletin. Philadelphia, Pa: American Society for Testing and Materials, 1924.

MLA (8e ed.) Bronvermelding

Não informado. ASTM Bulletin. American Society for Testing and Materials, 1924.

Let op: Deze citaties zijn niet altijd 100% accuraat.